package xuesheng;

public class ChooseCourseByStu {
	 private static char ch;
     public static void main(String[] args) {
		  Student stu1 = new Student(1001,"小董",ch);
		  Course cour1 = new Course(001,"离散数学", null);
		  stu1.addCourse(cour1);
		  stu1.displayCourse();
		 }
		 
		}

